docs: initial Workbench structure
(cherry picked from commit abcf5e5fd75c462804ab55cab9dd0a1263645f07)
docs: fix Workbench images and fix jbpm-docs release notes
(cherry picked from commit 41e8abfc03ed1da08bd4e3ffa04dff3dae5e1277)

Conflicts:

	kie-docs/jbpm-docs/src/main/docbook/en-US/ReleaseNotes.xml
 - initial jBPM docs structure(cherry picked from commit 1965854a67957eacb365b5cda83313374ea24944)

Conflicts:
docs wb: administration + asset repository
(cherry picked from commit 657d666ef041bc6a1009827fe6308041544a9ed9)
docs: workbench administration overview
(cherry picked from commit d3b57931f06fa0a08f151893e031c6415753d3d8)
Documentation
-Added Chapter on KIE overview
Delete pattern.png
Delete pattern.svg
Documentation
-Added more KIE overview docs (+1 squashed commit)
Squashed commits:
[3ed9b30] Documentation
-Added more KIE overview docs
updated git ignore
Documentation
-Starting to document building, deploying and utilising KIE
Porting docs to the new format
(cherry picked from commit 6193035b6b61b206133327d53a640fed3653356c)
documentation: addition of docs for Spring Integration.
(cherry picked from commit d2019b7d8fa370e3196a4b0fcf9476479aeea062)
documentation: addition of docs for DroolsServer.
(cherry picked from commit 9862c8719eb90455db36c9c4f37b1679cadeb7c0)
add Kie ApiReference documentation
(cherry picked from commit b6351386dfd976fd126e6076ca10253642fcb7b5)